Holland is located in Pennsylvania. Holland, Pennsylvania has a population of 18,785.
The median household income in Holland, Pennsylvania is $103,234. The median household income for the surrounding county is $99,302 compared to the national median of $69,021. The median age of people living in Holland is 48.2 years.
The average high temperature in July is 85.5 degrees, with an average low temperature in January of 22.9 degrees. The average rainfall is approximately 47.6 inches per year, with 15.7 inches of snow per year.